发明授权
US3594407A 13,17-dialkyl-19-norpregn-4-ene,3,20-diones
失效
13,17-DIALKYL-19-NORPREGN-4-ENE,3,20-DIONES
- 专利标题: 13,17-dialkyl-19-norpregn-4-ene,3,20-diones
- 专利标题(中): 13,17-DIALKYL-19-NORPREGN-4-ENE,3,20-DIONES
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申请号: US3594407D申请日: 1969-04-03
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公开(公告)号: US3594407A公开(公告)日: 1971-07-20
- 发明人: TELLER DANIEL M , DOUGLAS GEORGE H , SMITH HERCHEL
- 申请人: AMERICAN HOME PROD
- 专利权人: American Home Prod
- 当前专利权人: American Home Prod
- 优先权: US81328469 1969-04-03
- 主分类号: C07J9/00
- IPC分类号: C07J9/00 ; C07C169/08
摘要:
THE COMPOUNDS OF THE CLASS OF 13,17-DIALKYL-18,19-DINORPREGN-4-EN-3,20-DIONES AND 13,17,21,21,21-PENTAALKYL18,19-DI-NORPREGN-4-EN-3,20-DIONES ARE PREPARED AND FOUND TO BE HORMONALLY USEFUL.
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